CN216659942U

CN216659942U - Cargo protection transport trolley

Info

Publication number: CN216659942U
Application number: CN202122901078.9U
Authority: CN
Inventors: 王庭宇
Original assignee: Shenzhen Yitongguan Logistics Technology Co ltd
Current assignee: Shenzhen Yitongguan Logistics Technology Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-06-03
Anticipated expiration: 2031-11-24

Abstract

A goods protection transportation trolley comprises a trolley main body and an end cover buckled at the upper end of the trolley main body, wherein 4L-shaped cavities are uniformly arranged at the periphery of the trolley main body, a buffer device is arranged at the bottom of the trolley main body, a pressure sensor is abutted to the lower portion of the buffer device, a stepping motor is arranged in the middle of the bottom of the trolley main body, a chain wheel is sleeved on a rotating shaft of the stepping motor, four piston rods are meshed and connected with the end surface of the chain wheel, a first silica gel sealing ring is arranged at one end, away from the chain wheel, of each piston rod, a battery is fixed on the bottom end surface of the trolley main body, buffer rings are respectively wound on the side edges of the trolley main body and the end cover, a lifting plate and a support column are downwards extended from the edge of the lower end surface of the end cover, a second silica gel sealing ring is arranged at the end of the support column, and a display screen is arranged on the upper end surface of the end cover. The space for transporting goods is controlled, and the weight of the transported goods can be measured.

Description

Cargo protection transport trolley

Technical Field

The utility model relates to a transport trolley, in particular to a cargo protection transport trolley.

Background

The goods can be carried when warehouse storage, generally transports the goods through miniature transportation platform truck in the warehouse, and in the freight transportation process, some fragile goods need be protected in the transportation, the simple structure of most transportation platform truck on the existing market, and the transportation platform truck that this kind of commodity circulation was used often only includes handrail, bottom plate and gyro wheel, handrail fixed connection in with the rear end of bottom plate, the gyro wheel setting is in the below of bottom plate.

The currently used transportation trolley has limited space for placing goods, and is difficult to expand the transportation space, so that the transportation of goods is limited, the capacity of the trolley for transporting goods is reduced, the goods are unstable during transportation, and the goods are easy to fall off; the platform truck does not basically have the function of weighing the transportation goods, and in addition, current transportation platform truck simple structure also has the part that sets up shockproof function at a short time for the goods jolts and causes the goods collision damage easily in transit, and after the transportation platform truck bumps, also can cause the goods damage, brings certain loss, and this brings very big inconvenience for the transportation, consequently needs a goods protection transportation platform truck to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical defects in the background art, the utility model provides a cargo protection transportation trolley, which solves the technical problems and meets the actual requirements, and the specific technical scheme is as follows:

the utility model provides a goods protection transportation platform truck, includes the platform truck main part and detains in the end cover of platform truck main part upper end, the four sides of platform truck main part evenly is equipped with 4L shape cavitys, the bottom of platform truck main part is equipped with buffer, there is pressure sensor buffer below butt, be equipped with step motor in the middle of the centre of platform truck main part bottom, the chain wheel has been cup jointed in step motor's the pivot, the end face meshing of chain wheel is connected with the piston rod of four radial settings, the one end that the chain wheel was kept away from to the piston rod is equipped with first silica gel sealing washer, the side of platform truck main part and end cover all encircles there is the buffering circle, the edge downwardly extending lifter plate and the support column of terminal surface under the end cover and the second silica gel sealing washer of locating the support column tip, first silica gel sealing washer and second silica gel sealing washer all are located L shape cavity.

As a further technical scheme, the buffer device comprises a first buffer plate and a second buffer plate, the second buffer plate is attached to the lower portion of the first buffer plate, the first buffer plate is hollow and internally provided with a vertically arranged spring, and the second buffer plate is an elastic body.

As a further technical scheme of the utility model, hydraulic oil is filled between the first silica gel sealing ring and the second silica gel sealing ring.

As a further technical scheme, four lifting spaces are uniformly formed in the four side walls of the trolley main body, the vertical part of the L-shaped cavity is communicated with the lifting spaces, the L-shaped cavity is located at the corners of the side wall and the bottom of the trolley main body, the vertical part of the L-shaped cavity is right opposite to the supporting column, and the horizontal part of the L-shaped cavity is right opposite to the piston rod.

As a further technical scheme, the side edge of the trolley main body is provided with a pushing handle, the bottom of the trolley main body is provided with universal wheels and brake blocks, and the brake blocks are movably connected to the side edges of the universal wheels.

As a further technical scheme of the utility model, the adjacent piston rods mutually form 90 degrees, one side of the piston rod meshed with the toothed disc is provided with a plurality of meshed teeth, and the end surface of the toothed disc is provided with tooth sockets matched with the meshed teeth.

As a further technical scheme of the present invention, a battery is fixed to a bottom end surface of the trolley main body, a display screen is disposed on an upper end surface of the end cover, the battery is electrically connected to the display screen, the stepping motor and the pressure sensor, and a switch button is disposed on an upper surface of the end cover.

The utility model has the beneficial effects that: when specifically using, accessible shift knob control step motor's just reversing, make it drive the chain wheel and rotate, thereby make the piston rod flexible, and then make hydraulic oil rise or descend in L shape cavity, it rises or descends to drive the end cover at last, thereby reach and increase or reduce the space in the transport table car, with this expandable transportation space, the in-process of transportation goods is also more stable, the goods also is difficult for dropping, buffer has better shock-absorbing function, can protect the goods reduction damage in the transport table car, the buffer ring outside the transport table car can be very big has slowed down the collision dynamics of transport table car with other objects, cause the damage to the goods after avoiding the collision, still can show the weight of transporting the goods on the display screen through pressure sensor.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the end cap.

Fig. 3 is a plan view of the carriage main body.

Fig. 4 is a schematic structural view of the chain wheel and the piston rod.

Wherein: the trolley comprises a trolley main body 1, an end cover 2, an L-shaped cavity 3, a buffering device 4, a first buffering plate 401, a second buffering plate 402, a pressure sensor 5, a stepping motor 6, a chain wheel 7, a piston rod 8, a first silica gel sealing ring 9, meshing teeth 10, a battery 11, a buffering ring 12, a second silica gel sealing ring 13, a display screen 14, a switch button 15, a spring 16, a pushing handle 17, a universal wheel 18, a brake block 19, a supporting column 20, a lifting plate 21, a lifting space 22 and a tooth groove 23.

Detailed Description

Embodiments of the present invention will be described below with reference to the accompanying drawings and related embodiments, wherein the following related embodiments are merely preferred embodiments for better illustrating the present invention itself, and the embodiments of the present invention are not limited to the following embodiments, and the present invention relates to the related essential parts in the technical field, which should be regarded as the known technology in the technical field and can be known and grasped by those skilled in the art.

A cargo protection transportation trolley comprises a trolley main body 1 and an end cover 2 buckled at the upper end of the trolley main body 1, wherein 4L-shaped cavities 3 are uniformly arranged around the trolley main body 1, a buffer device 4 is arranged at the bottom of the trolley main body 1, a pressure sensor 5 is abutted against the lower side of the buffer device 4, a stepping motor 6 is arranged in the middle of the bottom of the trolley main body 1, a chain wheel 7 is sleeved on a rotating shaft of the stepping motor 6, four piston rods 8 are meshed and connected with the end surface of the chain wheel 7, a first silica gel sealing ring 9 is arranged at one end, far away from the chain wheel, of each piston rod 8, a battery 11 is fixed on the bottom end surface of the trolley main body 1, buffer rings 12 are wound on the side edges of the trolley main body 1 and the end cover 2, a lifting plate 21 and a support column 20 and a second silica gel sealing ring 13 arranged at the end part of the support column 20 are downwards extended from the edge of the lower end surface of the end cover 2, the upper end face of the end cover 2 is provided with a display screen 14.

Referring to fig. 1 to 4, when the present invention is used specifically, the battery 11 supplies power to the stepping motor 6, the pressure sensor 5, and the display screen 14, and the stepping motor 6 is controlled to rotate by the switch button 15, when the stepping motor 6 rotates forward, because the chain wheel 7 is fixedly connected to the rotating shaft of the stepping motor 6, the chain wheel 7 rotates along with the rotating shaft, the chain wheel 7 is meshed with the piston rod 8 through the meshing teeth 10 on the piston rod 8, the piston rod 8 extends, and the first silicone sealing ring 9 on the piston rod 8 extrudes the hydraulic oil in the L-shaped cavity 3 to push the lifting plate 21 to move, so as to drive the end cover 2 to move upward, thereby increasing the transportation space in the transportation trolley; when the stepping motor 6 rotates reversely, the chain wheel 7 is fixedly connected to a rotating shaft of the stepping motor 6, the chain wheel 7 can rotate along with the stepping motor, the chain wheel 7 is meshed with the piston rod 8 through the meshing teeth 10 on the piston rod 8, the piston rod 8 can be shortened, the second silica gel sealing rings 13 at the lower end and the end part of the supporting rod 20 are inserted at the upper end of the L-shaped cavity 3, the second silica gel sealing rings 13 can extrude hydraulic oil in the L-shaped cavity 3 to push the piston rod 8 to contract, the lifting plate 21 moves up and down in the lifting space 22, the supporting rod 20 moves up and down in the movable space 22 and the L-shaped cavity, the supporting column 20 and the lifting plate 21 move down to drive the end cover 2 to move down, so that the transportation space in the transportation trolley is reduced, and proper goods can be placed in the transportation trolley; buffer 4 has better shockproof effect, and buffer ring 12 slows down the transportation platform truck and bumps the back, reduces the damage of the goods in the transportation platform truck, has protected inside goods, and pressure sensor 5 senses the gravity of goods, then conveys it and shows on display screen 14 to the weight of measurable quantity transportation goods.

As a further technical solution of the present invention, as shown in fig. 1, the buffer device 4 includes a first buffer plate 401 and a second buffer plate 402, the second buffer plate 402 is attached below the first buffer plate 401, the middle part of the first buffer plate 401 is hollow and is internally provided with a spring 16, the second buffer plate 402 is composed of an elastic body, when transporting goods, the middle part of the first buffer board 401 is hollow, the spring 16 is vertically arranged in the first buffer board 401, the first buffer board 401 is similar to a spring mattress, when the transport trolley carries the goods and the goods bump, the goods will press the spring 16, the goods are buffered to achieve the buffering effect, the spring 16 in the first buffer plate 401 firstly plays the role of buffering for the first time, the second buffer plate 402 is an elastic body, which may be an elastic rubber, so as to achieve the second buffer function.

Referring to fig. 1, as a further technical solution of the present invention, the first silica gel sealing ring 9 and the second silica gel sealing ring 13 are both located in the L-shaped cavity 3, hydraulic oil is filled between the first silica gel sealing ring 9 and the second silica gel sealing ring 13, the first silica gel sealing ring 9 and the second silica gel sealing ring 13 both move in the L-shaped cavity 3, an enclosed space is formed between the L-shaped cavity 3 and the first silica gel sealing ring 9 as well as the second silica gel sealing ring 13, and the enclosed space is filled with the hydraulic oil, which plays a role of pushing the end cap 2 to lift, so as to control the inner space of the transportation trolley.

Referring to fig. 1, as a further technical solution of the present invention, four lifting spaces 22 are uniformly arranged around the sidewall of the trolley body 1, the upper end of the L-shaped cavity 3 is communicated with the lifting spaces 22, and the L-shaped cavity 3 is located at a corner of the lower end of the trolley body 1. The L-shaped cavity 3 is positioned at the corner of the side wall and the bottom of the trolley body 1, the lifting plate 21 moves up and down in the lifting space 22, and the L-shaped cavity 3 is communicated with the lifting space 22, so that the support column 20 can move in the L-shaped cavity 3 and the lifting space, and the end cover 2 is pushed to move up and down.

Referring to fig. 1, as a further technical solution of the present invention, a pushing handle 17 is disposed on a side of the trolley body 1, a universal wheel 18 and a brake block 19 are disposed at a bottom of the trolley body 1, the brake block 19 is movably connected to a side of the universal wheel 18, the pushing handle 17 facilitates movement of the transportation trolley, the universal wheel 18 enables the transportation trolley to be pushed at will, and the brake block 19 controls movement of the transportation trolley.

Referring to fig. 1, as a further technical solution of the present invention, a plurality of engaging teeth 10 are disposed on one side of the piston rod 8 engaged with the chain wheel 7, a tooth space 23 corresponding to the engaging teeth 10 is disposed on an end surface of the chain wheel 7, the tooth space 23 is spiral, the engaging teeth 10 on the piston rod 8 are engaged with the tooth space 23 on the chain wheel 7, and are matched with each other, so that when the chain wheel 7 rotates, the piston rod 8 is also driven to move.

Referring to fig. 1, as a further technical solution of the present invention, the battery 11 is electrically connected to the display screen 14, the stepping motor 6 and the pressure sensor 5, the switch button 15 is disposed on the upper surface of the end cap 2, the pressure sensor 5 transmits the measured pressure to the display screen 14 to be displayed on the display screen 14, and the battery 11 supplies power to the display screen 14 and the pressure sensor 5.

A transportation space is formed between the trolley body 1 and the end cover 2, and goods to be transported are placed in the transportation space. Meshing tooth 10 sets up the one side of keeping away from first silica gel sealing washer 9 on piston rod 10, chain wheel 7 middle part is equipped with spiral tooth's socket 23, piston rod 8 and chain wheel 7 intermeshing, concrete meshing process does, meshing tooth 10 is located the tooth's socket 23 in chain wheel 7, when motor step motor 6 drives chain wheel 7 and rotates, because tooth's socket 23 is the spiral, meshing tooth 10 can be along with the rotation of chain wheel 7, can follow tooth's socket 23 and remove, be close to the central removal of spiral tooth's socket, or keep away from the central removal of spiral tooth's socket, because meshing tooth 10 is fixed with piston rod 8, thereby piston rod 8 moves along with meshing tooth 10, because piston rod 10 is equipped with the one end of first silica gel sealing washer 9 and is located L shape cavity 3, the other end and chain wheel 7 meshing, when chain wheel 7 rotates, piston rod 10 can only carry out linear motion.

When the stepping motor 6 corotation, the chain wheel 7 corotation thereupon for piston rod 8 moves towards the middle part of chain wheel 7, and piston rod 8 withdraws, and the hydraulic oil in the L shape cavity 3 moves towards the direction that piston rod 8 moved thereupon, because end cover 2 presses on the hydraulic oil in the L shape cavity 3 through second silica gel sealing washer 13, the hydraulic oil of upper end moves down in the L shape cavity 3, and end cover 2 moves along with down, thereby through the decline of control hydraulic oil control end cover 2.

When step motor 6 reverses, chain wheel 7 reverses thereupon for piston rod 8 moves toward the one side of keeping away from the middle part of chain wheel 7, piston rod 8 stretches out, and the hydraulic oil in L shape cavity 3 moves toward the direction that piston rod 8 moved thereupon, because end cover 2 presses on the hydraulic oil in L shape cavity 3 through second silica gel sealing washer 13, the hydraulic oil of upper end up in the L shape cavity 3 up moves, end cover 2 is along with up moving, thereby through the rising of control hydraulic oil control end cover 2.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The cargo protection and transportation trolley comprises a trolley main body (1) and an end cover (2) buckled at the upper end of the trolley main body (1), and is characterized in that 4L-shaped cavities (3) are uniformly arranged on four sides of the trolley main body (1), a buffer device (4) is arranged at the bottom of the trolley main body (1), a pressure sensor (5) is abutted against the lower side of the buffer device (4), a stepping motor (6) is arranged in the middle of the bottom of the trolley main body (1), a chain wheel (7) is sleeved on a rotating shaft of the stepping motor (6), four piston rods (8) which are radially arranged are meshed and connected with the end face of the chain wheel (7), a first silica gel sealing ring (9) is arranged at one end, far away from the chain wheel (7), of the trolley main body (1) and the side face of the end cover (2) are all surrounded by buffer rings (12), the edge of terminal surface downwardly extending about end cover (2) lifter plate (21) and support column (20) and locate second silica gel sealing washer (13) of support column (20) tip, first silica gel sealing washer (9) and second silica gel sealing washer (13) all are located L shape cavity (3).

2. The cargo protection transportation trolley according to claim 1, wherein the buffer device (4) comprises a first buffer plate (401) and a second buffer plate (402), the second buffer plate (402) is attached below the first buffer plate (401), the first buffer plate (401) is hollow and is internally provided with a vertically arranged spring (16), and the second buffer plate (402) is an elastic body.

3. The cargo protection transportation trolley according to claim 1, wherein hydraulic oil is filled between the first silicone sealing ring (9) and the second silicone sealing ring (13).

4. The cargo protection transportation trolley according to claim 1, characterized in that four side walls of the trolley body (1) are uniformly provided with four lifting spaces (22), the vertical part of the L-shaped cavity (3) is communicated with the lifting spaces (22), the L-shaped cavity (3) is positioned at the corners of the side walls and the bottom of the trolley body (1), the vertical part of the L-shaped cavity (3) is right opposite to the supporting column (20), and the horizontal part is right opposite to the piston rod (8).

5. The cargo protection transportation trolley according to claim 1, wherein a pushing handle (17) is arranged on the side of the trolley main body (1), a universal wheel (18) and a brake block (19) are arranged at the bottom of the trolley main body (1), and the brake block (19) is movably connected to the side of the universal wheel (18).

6. The cargo protection transportation trolley according to claim 1, wherein adjacent piston rods (8) are at 90 degrees to each other, one side of the piston rods (8) meshed with the chain wheel (7) is provided with a plurality of meshing teeth (10), and the end surface of the chain wheel (7) is provided with tooth grooves (23) matched with the meshing teeth (10).

7. The cargo protection transportation trolley according to claim 1, wherein a battery (11) is fixed on the bottom end face of the trolley main body (1), a display screen (14) is arranged on the upper end face of the end cover (2), the battery (11) is electrically connected with the display screen (14), the stepping motor (6) and the pressure sensor (5), and a switch button (15) is arranged on the upper surface of the end cover (2).